Q.

How are atoms arranged in metals?

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a

randomly arranged

b

free to move

c

lattice-like 3D structure

d

crystalline structures 

answer is C.

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Detailed Solution

  • A regular array of metal cations are surrounded by a sea of delocalized electrons in a metallic solid 3D lattice-like arrangement of atoms. 
  • The atoms in iron are organised in a lattice similar to the one below. 
  • The nucleus of the atoms is surrounded by several electron shells.
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